SDR Transceiver MB1 [ Videos ]

Measuring Propagation Attenuation Using a Quadcopter

June 03, 2016 No comments

These tests show that the signal strength of a local station can be many tens of decibels weaker than from a DX station. For the last several years I... Read more

Saturday, June 15, is Kids Day

June 14, 2019 No comments

Kids Day is Saturday, June 15 — an opportunity to get youngsters on the air to share in the joy and fun that Amateur Radio has to offer. Kids Day gets... Read more

Release: WSJT-X Version 1.8.0

July 11, 2017 No comments

WSJT-X Version 1.8.0  ” 1. New mode called FT8: sensitivity down to -20 dB on the AWGN channel; QSOs 4 times faster than JT65 or JT9; auto-seque... Read more

MacLoggerDX Version 5.57 Released

December 29, 2014 No comments

  MacLoggerDX is your Total Mac Ham Radio Assistant… Organizing and filtering the spots from your favourite DX Cluster for DXing, Contestin... Read more

Hytera AR-685 Handheld UHF, FM, DMR, GPS, 1 watt / 4 watts

March 29, 2017 No comments

 The AR685 is fitted with a high-quality aluminum metal frame and still weighs only 310g.   The lithium-ion battery with 1500mAh allows at least 16 ho... Read more

Hams receive Slow Scan TV from Space

April 11, 2018 No comments

Radio amateurs around the world are receiving Slow Scan Television images on 145.800 MHz FM from the International Space Station. The transmissions by... Read more

Teaching the Future with Ham Radio

April 08, 2015 No comments

      Lucas Dunham with the FM radio he built for Electronics I, the precursor to Electronics II. [John Bowser, W4RMY, photo] Virginia’... Read more

Palstar SP30H

October 09, 2014 No comments

The Palstar SP30H ultimate communications speaker is a custom engineered speaker designed to match the sonic characteristics of the human voice. The... Read more

2016 CW disqualification List and Reason

May 20, 2017 No comments

Callsign reason operator 5Z4/DJ6TF self-spotting DJ6TF 5Z4/DL2RMC self-spotting DL2RMC 9M2R self-spotting 9M2ROL, 9M2ODX, 9M2OOO, 9M2KEV, 9W2FOR BA3MM... Read more

Raw scores for CQ WPX SSB 2015

April 17, 2015 No comments

  Raw scores for CQ WPX SSB 2015 Read Here:     Read more